10 20 40 60 cm
mittakaava < 40 cm
© Copyright: Images:
Wilhelm von Wright: Pohjolan kalat, Lauri Urho. All rights reserved.
- Family: Mackerels – Scombridae
- Similar species: none
- Size: 25–40 cm, 0.5–3 kg, rarely over 5 kg.
- Appearance: A sea fish with a streamlined, torpedo-like body. Caudal peduncle distinctively narrow, snout pointed. Two dorsal fins, well separated. 4-6 small fins posterior to second dorsal and also between anal fin and caudal fin. Mouth lined with small teeth.
- Colouring: Underside pale, silvery, back metallic green-blue, becoming blue after killing. Black stripe-like markings on back above lateral line.
- Reproduction: Spawns in summer out in the open sea. Eggs float. Not known to spawn in Finnish waters.
- Food: Crustaceans and small fish.
- Distribution and habitat: An occasional visitor to Finnish waters. Some may be caught around the Åland islands, but more common south of the island of Gotland. Mackerel generally move in large shoals, so that netting can produce good catches.